Waste Water Engineering pH value of sludge during alkaline regression stage, is Less than 6 More than 6 More than 7 Less than 7 Less than 6 More than 6 More than 7 Less than 7 ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The recommended detention period for grit chambers is 2 minutes 1 minute 3 minutes 5 minutes 2 minutes 1 minute 3 minutes 5 minutes ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The settlement of a particle in sedimentation tank, is affected by All listed here Velocity of flow Size and shape of solid Viscosity of water All listed here Velocity of flow Size and shape of solid Viscosity of water ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering During purification process of sewage the gas given off, is All listed here Hydrogen Carbon dioxide Ammonia All listed here Hydrogen Carbon dioxide Ammonia ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering The value of Chezy’s constant C = 157.6/(1.81 + K/ ) is used in Bazin’s formula Manning’s formula Chezy’s formula Kutter’s formula Bazin’s formula Manning’s formula Chezy’s formula Kutter’s formula ANSWER DOWNLOAD EXAMIANS APP
Waste Water Engineering To test chemical oxygen demand (C.O.D.) of sewage, organic matter is oxidised by potassium dichromate in the presence of Sulphuric acid Citric acid Hydrochloric acid Nitric acid Sulphuric acid Citric acid Hydrochloric acid Nitric acid ANSWER DOWNLOAD EXAMIANS APP
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